Abstract closest_parent into the viewhelper class.

lib/ProMotion/helpers/view_helper.rb

@@ -69,5 +69,14 @@ module ProMotion
       height
     end
 
+    def closest_parent(type)
+      # iterate up the view hierarchy to find the table containing this cell/view
+      this_view = self.superview
+      while this_view != nil do
+        return this_view if this_view.is_a? type
+        this_view = this_view.superview
+      end
+      nil # this view is not within a tableView
+    end
   end
 end

lib/ProMotion/screens/_tables/table_view_cell_module.rb

@@ -47,7 +47,7 @@ module ProMotion
 
       if data_cell[:accessory] == :switch
         switch_view = UISwitch.alloc.initWithFrame(CGRectZero)
-        switch_view.addTarget(cell_table_view, action: "accessory_toggled_switch:", forControlEvents:UIControlEventValueChanged)
+        switch_view.addTarget(self.closest_parent(UITableView), action: "accessory_toggled_switch:", forControlEvents:UIControlEventValueChanged)
         switch_view.on = true if data_cell[:accessory_checked]
         self.accessoryView = switch_view
       elsif data_cell[:accessory]
@@ -154,17 +154,5 @@ module ProMotion
     def set_selection_style
       self.selectionStyle = UITableViewCellSelectionStyleNone if data_cell[:no_select]
     end
-
-    def cell_table_view
-      @cell_tableview ||= begin
-        # iterate up the view hierarchy to find the table containing this cell/view
-        this_view = self.superview
-        while this_view != nil do
-            return this_view if this_view.is_a? UITableView
-            this_view = this_view.superview
-        end
-        nil # this view is not within a tableView
-      end
-    end
   end
 end